package com.happiness.gateway.config.exception;

import cn.hutool.json.JSONUtil;
import com.happiness.base.enums.ResultCodeEnum;
import com.happiness.base.http.ResultInfo;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.AuthenticationEntryPoint;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * @author chaosong.shi
 * @date 2020-08-21 11:55:23
 * @description  当未登录或者token失效访问接口时，自定义的返回结果
 */
@Component
public class RestAuthenticationEntryPoint implements AuthenticationEntryPoint {

    @Override
    public void commence(HttpServletRequest httpServletRequest, HttpServletResponse response, AuthenticationException e) throws IOException, ServletException {
        response.setCharacterEncoding("UTF-8");
        response.setContentType("application/json");
        ResultInfo resultEntity = new ResultInfo(ResultCodeEnum.UNAUTHORIZED);
        response.getWriter().println(JSONUtil.parse(resultEntity));
        response.getWriter().flush();
    }
}
